tzzls szzl rzzlsb qzzls pzzl
48yl 38ylsb 28yls 18yl 08ylsb
fiylsb eiyls diyl ciylsb biyls
qrxls prxl orxlsb nrxls mrxl
10wl 00wlsb z0wls y0wl x0wlsb